CN202115978U - Proportion hydraulic tensioning system for belt conveyor - Google Patents
Proportion hydraulic tensioning system for belt conveyor Download PDFInfo
- Publication number
- CN202115978U CN202115978U CN2011201758155U CN201120175815U CN202115978U CN 202115978 U CN202115978 U CN 202115978U CN 2011201758155 U CN2011201758155 U CN 2011201758155U CN 201120175815 U CN201120175815 U CN 201120175815U CN 202115978 U CN202115978 U CN 202115978U
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- valve
- pipe fitting
- solenoid directional
- fuel tank
- directional control
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Abstract
The utility model discloses a proportion hydraulic tensioning system for a belt conveyor, which belongs to the technical field of belt conveyors and comprises an oil tank, an oil suction filter, a motor-pump unit, an overflow valve a, an overflow valve b, a pressure pipe filter, an electromagnetic reversing valve, a hydraulic-control one-way valve, a stop valve, an oil cylinder, an energy storage unit, a pressure sensor, a pressure gauge and a proportion electromagnetic reversing valve. A pressure oil port of the proportion electromagnetic reversing valve is connected with the stop valve by the aid of a pipe fitting, and a working oil port thereof is connected with the oil tank by the aid of a pipe fitting. The proportion hydraulic tensioning system for the belt conveyor has the advantages that tensioning force of a belt of the belt conveyor can be controlled accurately during tension variation, so that the proportion hydraulic tensioning system is more stable.
Description
Technical field
The utility model relates to a kind of belt conveyer product, relates in particular to a kind of belt conveyer and uses the ratio hydraulic pressure tension system, belongs to the belt conveyer technical field.
Background technology
Belt conveyer often influences normal operation because of slipping of the belt, broken belt and sideslip; Hydraulic tensioning is a kind of tensioning mode of using always; Comprise hydraulic power unit, accumulation of energy station, tensioning hydro-cylinder and annex thereof, adopt electro connecting pressure gauge or pressure transformer and electromagnetic valve to add flow regulating valve usually to the detection and the control of tensile force, but adopt this kind hydraulic tensioning technology not realize accuracy control tensile force; When especially becoming tension force, control is unstable more.
Summary of the invention
To the problem that above-mentioned prior art exists, the utility model provides a kind of belt conveyer to use the ratio hydraulic pressure tension system, has when becoming tension force, and the belt tension of belt conveyer is realized accuracy control, makes the more stable effect of system.To achieve these goals; The technical scheme that the utility model adopts is: a kind of belt conveyer is used the ratio hydraulic pressure tension system; Comprise fuel tank, oil suction filter, motor-pump group, by pass valve a, by pass valve b, pressure line filter, solenoid directional control valve, hydraulic control one-way valve, shutoff valve, oil cylinder, energy storage, pressure sensor, compression indicator, motor-pump group connects oil suction filter and pressure line filter, and the oil suction filter connects fuel tank; The pressure line filter connects solenoid directional control valve; Oil cylinder rodless cavity is connected with hydraulic control one-way valve hydraulic control mouth, and solenoid directional control valve is connected with fuel tank with the system liquid potential source, and solenoid directional control valve is connected with by pass valve a import; By pass valve a outlet is connected with fuel tank through pipe fitting; Cylinder rod chamber connects energy storage through pipe fitting, and energy storage is connected with shutoff valve through pipe fitting, and the hydraulic control one-way valve import is connected with fuel tank with the system liquid potential source through solenoid directional control valve; Shutoff valve links to each other with pressure sensor, compression indicator, by pass valve b import and fluid-control one-way valve outlet port through pipe fitting, and by pass valve b outlet is connected with fuel tank through pipe fitting; Also comprise proportional reversing valve, ratio solenoid directional control valve pressure hydraulic fluid port is connected with shutoff valve through pipe fitting, and ratio solenoid directional control valve actuator port is connected with fuel tank through pipe fitting.
The beneficial effect of the utility model is: when becoming tension force, the belt tension of belt conveyer is realized accuracy control, make system more stable.
Description of drawings
Fig. 1 is the hydraulic system principle figure of the utility model
Among the figure: 1, oil suction filter, 2, motor-pump group, 3, by pass valve a, 4, the pressure line filter, 5, solenoid directional control valve; 6, hydraulic control one-way valve, 7, shutoff valve, 8, oil cylinder, 9, energy storage; 10, pressure sensor, 11, compression indicator, 12, the ratio solenoid directional control valve, 13, by pass valve b.
The specific embodiment
To combine accompanying drawing that the utility model is described further below.
As shown in Figure 1; The utility model comprises fuel tank, oil suction filter 1, motor-pump group 2, by pass valve a3, by pass valve b13, pressure line filter 4, solenoid directional control valve 5, hydraulic control one-way valve 6, shutoff valve 7, oil cylinder 8, energy storage 9, pressure sensor 10, compression indicator 11; Motor-pump group 2 connects oil suction filter 1 and pressure line filter 4, and oil suction filter 1 connects fuel tank, and pressure line filter 4 connects solenoid directional control valve 5; Oil cylinder 8 rodless cavities are connected with hydraulic control one-way valve 6 hydraulic control mouths; Solenoid directional control valve 5 is connected with fuel tank with the system liquid potential source, and solenoid directional control valve 5 is connected with by pass valve a3 import, and by pass valve a3 outlet is connected with fuel tank through pipe fitting; Oil cylinder 8 rod chambers connect energy storage 9 through pipe fitting; Energy storage 9 is connected with shutoff valve 7 through pipe fitting, and hydraulic control one-way valve 6 imports are connected with fuel tank with the system liquid potential source through solenoid directional control valve 5, and shutoff valve 7 links to each other with pressure sensor 10, compression indicator 11, by pass valve b13 import and hydraulic control one-way valve 6 outlets through pipe fitting; By pass valve b13 outlet is connected with fuel tank through pipe fitting; It is characterized in that comprising proportional reversing valve 12, ratio solenoid directional control valve 12 pressure hydraulic fluid ports are connected with shutoff valve 7 through pipe fitting, and ratio solenoid directional control valve 12 actuator ports are connected with fuel tank through pipe fitting.
Adopted ratio solenoid directional control valve 12 in the utility model system; Its actuator port openings of sizes of actuating length control of passing ratio solenoid directional control valve 12 spools; The fluid flow that makes it pass through actuator port is precisely controlled; Thereby realize that pressure changes control; Ratio solenoid directional control valve 12 has control fluid flow direction and has the characteristic of control system flow again simultaneously, ratio solenoid directional control valve 12 these characteristics is used for clamping system, and then can realizes the belt tension accuracy control of belt conveyer.
Claims (1)
1. a belt conveyer is used the ratio hydraulic pressure tension system; Comprise fuel tank, oil suction filter (1), motor-pump group (2), by pass valve a (3), by pass valve b (13), pressure line filter (4), solenoid directional control valve (5), hydraulic control one-way valve (6), shutoff valve (7), oil cylinder (8), energy storage (9), pressure sensor (10), compression indicator (11); Motor-pump group (2) connects oil suction filter (1) and pressure line filter (4); Oil suction filter (1) connects fuel tank; Pressure line filter (4) connects solenoid directional control valve (5), and oil cylinder (8) rodless cavity is connected with hydraulic control one-way valve (6) hydraulic control mouth, and solenoid directional control valve (5) is connected with fuel tank with the system liquid potential source; Solenoid directional control valve (5) is connected with by pass valve a (3) import; By pass valve a (3) outlet is connected with fuel tank through pipe fitting, and oil cylinder (8) rod chamber connects energy storage (9) through pipe fitting, and energy storage (9) is connected with shutoff valve (7) through pipe fitting; Hydraulic control one-way valve (6) import is connected with fuel tank with the system liquid potential source through solenoid directional control valve (5); Shutoff valve (7) links to each other with pressure sensor (10), compression indicator (11), by pass valve b (13) import and hydraulic control one-way valve (6) outlet through pipe fitting, and by pass valve b (13) outlet is connected with fuel tank through pipe fitting, it is characterized in that comprising proportional reversing valve (12); Ratio solenoid directional control valve (12) pressure hydraulic fluid port is connected with shutoff valve (7) through pipe fitting, and ratio solenoid directional control valve (12) actuator port is connected with fuel tank through pipe fitting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201758155U CN202115978U (en) | 2011-05-30 | 2011-05-30 | Proportion hydraulic tensioning system for belt conveyor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201758155U CN202115978U (en) | 2011-05-30 | 2011-05-30 | Proportion hydraulic tensioning system for belt conveyor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202115978U true CN202115978U (en) | 2012-01-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201758155U Expired - Fee Related CN202115978U (en) | 2011-05-30 | 2011-05-30 | Proportion hydraulic tensioning system for belt conveyor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202115978U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103758892A (en) * | 2014-01-02 | 2014-04-30 | 洛阳理工学院 | Control system for controlling on and off of working device of agricultural machine |
| CN103790870A (en) * | 2014-01-23 | 2014-05-14 | 徐州五洋科技股份有限公司 | Novel hydraulic control system of hydraulic tensioning device |
| CN105947551A (en) * | 2016-05-31 | 2016-09-21 | 山东科技大学 | Hydraulic control system for automatic tensioning and automatic locking of tail of scraper conveyor and application of hydraulic control system |
| CN108341220A (en) * | 2018-02-09 | 2018-07-31 | 徐州市三淮重工设备有限公司 | A kind of belt feeder intelligent hydraulic tension system |
| CN110594567A (en) * | 2019-10-09 | 2019-12-20 | 山东国能实业有限公司 | Oil injection valve for tensioning device |
| CN113464506A (en) * | 2021-07-22 | 2021-10-01 | 中国铁建重工集团股份有限公司 | Cotton picker packing belt control system and cotton picker packing belt control method |
-
2011
- 2011-05-30 CN CN2011201758155U patent/CN202115978U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103758892A (en) * | 2014-01-02 | 2014-04-30 | 洛阳理工学院 | Control system for controlling on and off of working device of agricultural machine |
| CN103790870A (en) * | 2014-01-23 | 2014-05-14 | 徐州五洋科技股份有限公司 | Novel hydraulic control system of hydraulic tensioning device |
| CN105947551A (en) * | 2016-05-31 | 2016-09-21 | 山东科技大学 | Hydraulic control system for automatic tensioning and automatic locking of tail of scraper conveyor and application of hydraulic control system |
| CN105947551B (en) * | 2016-05-31 | 2018-07-31 | 山东科技大学 | A kind of hydraulic control system and its application for scrapper conveyor tail auto-tensioning and self-locking |
| CN108341220A (en) * | 2018-02-09 | 2018-07-31 | 徐州市三淮重工设备有限公司 | A kind of belt feeder intelligent hydraulic tension system |
| CN110594567A (en) * | 2019-10-09 | 2019-12-20 | 山东国能实业有限公司 | Oil injection valve for tensioning device |
| CN113464506A (en) * | 2021-07-22 | 2021-10-01 | 中国铁建重工集团股份有限公司 | Cotton picker packing belt control system and cotton picker packing belt control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120118 Termination date: 20130530 |