JPH0242723Y2 - - Google Patents
Info
- Publication number
- JPH0242723Y2 JPH0242723Y2 JP1985177291U JP17729185U JPH0242723Y2 JP H0242723 Y2 JPH0242723 Y2 JP H0242723Y2 JP 1985177291 U JP1985177291 U JP 1985177291U JP 17729185 U JP17729185 U JP 17729185U JP H0242723 Y2 JPH0242723 Y2 JP H0242723Y2
- Authority
- JP
- Japan
- Prior art keywords
- liquid
- pump
- roadbed
- vehicle
- signal
- Prior art date
- 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
Links
- 239000007788 liquid Substances 0.000 claims description 50
- 238000005507 spraying Methods 0.000 claims description 20
- 239000006185 dispersion Substances 0.000 claims description 15
- 239000007921 spray Substances 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 12
- 238000010586 diagram Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000003381 stabilizer Substances 0.000 description 3
- 239000000654 additive Substances 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- 239000000839 emulsion Substances 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
Landscapes
- Road Paving Machines (AREA)
- Road Repair (AREA)
Description
【考案の詳細な説明】
〔産業上の利用分野〕
本考案はロードスタビライザ車に搭載する液体
散布量制御装置に関する。[Detailed Description of the Invention] [Industrial Application Field] The present invention relates to a liquid spray amount control device mounted on a road stabilizer vehicle.
ロードスタビライザ車（以下車という）による
路盤などの安定処理工事において、該路盤の強度
不均一による路盤の破損を防止し、耐久力を増す
ためには、あらかじめ配合設計された路盤材に、
混合処理時に添加する水、乳剤などの液体の散布
量を一定にする必要がある。そのため路盤材の混
合処理体積に対する液体散布量は、車の速度に比
例するとともに、路盤の作業深さに応じて増減さ
れなければならない。
In stabilizing work such as roadbeds using road stabilizer vehicles (hereinafter referred to as vehicles), in order to prevent damage to the roadbed due to uneven strength and increase durability, it is necessary to use pre-mixed and designed roadbed materials.
It is necessary to keep the amount of liquid such as water and emulsion sprayed constant during the mixing process. Therefore, the amount of liquid applied to the mixed volume of roadbed material must be proportional to the speed of the vehicle and must be increased or decreased depending on the working depth of the roadbed.
従来使用されている液体散布量制御装置は第３
図に示す如く、油圧ポンプ１と、油圧タンク９、
フイルター１０、手動流量制御弁２′と、リリー
フ弁１３、および油圧モーター３とからなる油圧
回路と、上記油圧モーター３によつて駆動される
液体散布用ポンプ４とで構成される。即ち水、乳
剤などの液体散布用ポンプ４を駆動する油圧モー
ター３の回転速度は、前記油圧回路に設けられた
手動流量制御弁２′によつて設定される機構とな
つている。 The conventionally used liquid spray amount control device is
As shown in the figure, a hydraulic pump 1, a hydraulic tank 9,
The hydraulic circuit includes a filter 10, a manual flow control valve 2', a relief valve 13, and a hydraulic motor 3, and a liquid dispersion pump 4 driven by the hydraulic motor 3. That is, the rotational speed of the hydraulic motor 3 that drives the pump 4 for dispersing liquid such as water or emulsion is set by a manual flow control valve 2' provided in the hydraulic circuit.
上記機構から車速の変化、あるいは作業深さの
変動に対しては、その都度、手動流量制御弁２′
により手動で液体散布量設定値を調整しなければ
ならない不便があり、路盤材の単位体積に対する
液体散布量の割合を一定にして路盤強度の均一化
をはかることは非常に困難で、路盤破損の原因に
なつていた。
From the above mechanism, when the vehicle speed changes or the working depth changes, the manual flow control valve 2'
Therefore, it is inconvenient to manually adjust the set value of the liquid spray amount, and it is extremely difficult to maintain a constant ratio of the liquid spray amount to the unit volume of the subgrade material to equalize the strength of the subgrade. It was becoming the cause.
本考案は車速の変化、または路盤の作業深さに
変動があつても常に液体の散布量が、路盤の単位
体積に対して一定の割合となるように、液体散布
用ポンプの回転を制御して路盤強度の均一化をは
かり、耐久力を増すスタビライザ搭載の液体散布
量制御装置を提供することにある。 This invention controls the rotation of the liquid spraying pump so that the amount of liquid sprayed is always a constant ratio to the unit volume of the roadbed even if the vehicle speed changes or the working depth of the roadbed changes. An object of the present invention is to provide a liquid spray amount control device equipped with a stabilizer that equalizes the strength of the roadbed and increases durability.
本考案は上記問題点解決のために第２図に示す
ように、車に搭載した液体散布用ポンプを駆動す
る油圧モータの回転制御装置において、上記車の
車速検出器と、上記車によつて安定処理される路
盤の作業深さ指示装置と、上記路盤の形成材混合
のための液体散布用ポンプの回転速度検出器とか
らなる入力部と、上記入力部からそれぞれ送信さ
れる作業深さ信号および車速信号の値から液体散
布用ポンプ回転速度信号の値が予め設定された路
盤材体積と添加する液体散布量の割合に合致して
いたか否かを演算して判断し合致していなかつた
場合には合致するように前記液体散布用ポンプの
回転速度を調整する自動流量制御手段を制御する
演算制御器と、上記自動流量制御手段を含む油圧
回路と、前記油圧モータで駆動される液体散布用
ポンプとによつて構成される。
In order to solve the above-mentioned problems, the present invention has been developed to provide a rotation control device for a hydraulic motor that drives a liquid spraying pump mounted on a vehicle, as shown in FIG. an input section consisting of a working depth indicating device for the roadbed to be stabilized and a rotation speed detector of a liquid dispersion pump for mixing the forming material of the roadbed; and working depth signals transmitted from the input section, respectively; And if it is determined by calculating whether the value of the liquid spraying pump rotation speed signal matches the preset roadbed material volume and the ratio of the liquid spraying amount to be added from the value of the vehicle speed signal, and it does not match. an arithmetic controller for controlling an automatic flow rate control means for adjusting the rotational speed of the liquid dispersion pump so as to match the above, a hydraulic circuit including the automatic flow rate control means, and a liquid dispersion pump driven by the hydraulic motor; It consists of a pump.
上記の構成によつて、油圧ポンプ１から油圧モ
ーター３を駆動し、該油圧モーター３により液体
散布用ポンプ４を駆動し、自動流量制御手段によ
つて油圧モーター３の回転を制御し、最終的に液
体の散布量を制御、調整する。制御の方法は、ま
ず路盤の作業深さ指示装置７が路盤処理の深さを
指示入力されると、路盤材の体積を表わす作業深
さ信号f7を送出する。また車速検出器６は車速を
検出すると、単位時間に散布すべき液体の量を決
定するための車速信号f6を送出する。さらに、散
布用ポンプ回転速度検出器５は液体散布用ポンプ
４の回転数を検出し、液体散布量の実測値として
散布用ポンプ回転速度信号f5を送出する。上記各
種信号は演算制御器１１に入力され、あらかじめ
設定された路盤材体積と液体散布量の割合に合致
するか否かを判断し、演算してその結果を制御信
号f11として前記自動流量制御手段に送出し、最
終的に散布用ポンプを制御する。
With the above configuration, the hydraulic motor 3 is driven from the hydraulic pump 1, the liquid dispersion pump 4 is driven by the hydraulic motor 3, the rotation of the hydraulic motor 3 is controlled by the automatic flow rate control means, and the final Control and adjust the amount of liquid sprayed. In the control method, first, when the roadbed working depth indicating device 7 receives an instruction input for the depth of roadbed treatment, it sends out a working depth signal f7 representing the volume of the roadbed material. Furthermore, when the vehicle speed detector 6 detects the vehicle speed, it sends out a vehicle speed signal f6 for determining the amount of liquid to be sprayed per unit time. Further, the spraying pump rotational speed detector 5 detects the rotational speed of the liquid spraying pump 4, and sends out a spraying pump rotational speed signal f5 as an actual measurement value of the amount of liquid sprayed. The various signals mentioned above are input to the arithmetic controller 11, which judges whether or not they match a preset ratio of the roadbed material volume to the liquid spray amount, calculates it, and uses the result as a control signal f11 to control the automatic flow rate. and finally control the dispersion pump.
次に本考案の実施例を第１図の概略ブロツク図
を参照して説明する。本実施例は、路盤の作業深
さを手動で指示する作業深さ指示装置７と、車速
検出器６と、液体散布用ポンプ４の回転速度検出
器５とからなる入力部Ａと、上記作業深さ指示装
置７から送出される作業深さ信号f7と、検出して
車速に応じて送出される車速信号f6と、液体散布
用ポンプ４の回転速度を検出する散布用ポンプ回
転速度検出器５から送出されるポンプ回転速度信
号f5とを入力し、演算した結果を制御信号f11とし
て送出する演算制御器１１と、前記制御信号f11
によつて制御される自動流量制御弁２と、油圧ポ
ンプ１と、該油圧ポンプ１を駆動する動力源１
２、フイルター１０、油圧タンク９および油圧モ
ーター３とからなる油圧回路Ｂと、該油圧モータ
ー３で駆動する液体散布用ポンプ４とで構成され
る。
Next, an embodiment of the present invention will be described with reference to the schematic block diagram of FIG. This embodiment includes an input section A consisting of a working depth indicating device 7 for manually instructing the working depth of the roadbed, a vehicle speed detector 6, and a rotational speed detector 5 of the liquid dispersion pump 4, and A working depth signal f7 sent from the depth indicating device 7 , a vehicle speed signal f6 detected and sent out according to the vehicle speed, and a spraying pump rotational speed detection that detects the rotational speed of the liquid spraying pump 4. an arithmetic controller 11 which inputs the pump rotational speed signal f5 sent out from the pump rotation speed signal f5 and sends out the calculated result as a control signal f11 ; and the control signal f11.
an automatic flow control valve 2 controlled by a hydraulic pump 1, and a power source 1 for driving the hydraulic pump 1.
2. It is composed of a hydraulic circuit B consisting of a filter 10, a hydraulic tank 9, and a hydraulic motor 3, and a liquid dispersion pump 4 driven by the hydraulic motor 3.
次に動作を説明する。車載の動力源１２で駆動
される油圧ポンプ１は、油圧タンク９からフイル
ター１０を通して作動油を吸入し、流量を調整す
る自動流量制御弁２を介して高圧油を吐出し、油
圧モーター３を駆動する。油圧モーター３により
駆動される液体散布用ポンプ４は、散布液体を散
布用ポンプ吸入口１４より吸入して、吐出口１５
に接続された管路を通つて散布口１６から路盤に
散布する。このシステムの制御方法は、散布用ポ
ンプ回転速度検出器５と、車速検出器６、作業深
さ指示装置７からの３信号f5，f6，f7を演算制御
器１１に入力することにより、この演算制御器１
１は作業深さ信号f7と車速信号f6の値から、液体
散布用ポンプ回転速度信号f5の値が、果てあらか
じめ設定された路盤材の量と添加する液体量の割
合に合致するかどうかを判断する。その結果制御
信号f11により、油圧回路Ｂ内に設けられた自動
流量制御弁２を作動させ、調整することによつて
油圧モーター３の回転を制御し、さらに該油圧モ
ーター３によつて駆動する液体散布用ポンプ４の
回転を調整する。回転を調整制御された該液体散
布用ポンプ４は再び液体散布用ポンプ回転速度検
出器５により回転が検出され、信号f5としてフイ
ードバツクされ、再び演算制御器１１に入力し演
算される。 Next, the operation will be explained. A hydraulic pump 1 driven by an on-vehicle power source 12 sucks hydraulic oil from a hydraulic tank 9 through a filter 10, discharges high-pressure oil through an automatic flow control valve 2 that adjusts the flow rate, and drives a hydraulic motor 3. do. A liquid dispersing pump 4 driven by a hydraulic motor 3 sucks the dispersing liquid from a dispersing pump suction port 14 and sends it to a discharge port 15.
It is sprayed onto the roadbed from the spray port 16 through a conduit connected to the roadbed. This system is controlled by inputting three signals f 5 , f 6 , f 7 from a spraying pump rotational speed detector 5, a vehicle speed detector 6, and a working depth indicating device 7 to an arithmetic controller 11. , this arithmetic controller 1
1 is based on the values of the working depth signal f7 and the vehicle speed signal f6 , and determines whether the value of the liquid spraying pump rotational speed signal f5 matches the preset ratio of the amount of roadbed material and the amount of liquid to be added. judge whether As a result, the control signal f11 actuates and adjusts the automatic flow control valve 2 provided in the hydraulic circuit B to control the rotation of the hydraulic motor 3, and is further driven by the hydraulic motor 3. Adjust the rotation of the liquid dispersion pump 4. The rotation of the liquid dispersing pump 4, whose rotation has been adjusted and controlled, is again detected by the liquid dispersing pump rotational speed detector 5, and fed back as a signal f5 , which is again input to the arithmetic controller 11 for calculation.
したがつて作業路盤の深さが変る場合、作業深
さ指示装置７の指示を変えることにより、前記作
業深さ信号f7が変り、車の速度が変化した場合
は、前記車速検出器６からの車速信号f6が変化す
る。つづいて演算制御器１１において、入力した
前記信号f6およびf7の値から、あらかじめ設定さ
れた路盤材と添加液体の割合に合致するよう添加
液体の散布量を演算し、該散布量を得るために油
圧モーター３の回転を制御する自動流量制御弁２
を作動させるために、制御信号f11を送出する。
散布用ポンプ４の回転速度検出器５からの検出信
号f5のフイードバツクは前述の通りである。なお
上記路盤の作業深さ信号f7は例えば深さ寸法に対
応するパルス周波数であつてもよい。また車速検
出器６、散布用ポンプ回転速度検出器５は１回転
毎に連動してパルスを発生するようなものであつ
てもよい。 Therefore, when the depth of the working roadbed changes, the working depth signal f7 changes by changing the instruction of the working depth indicating device 7, and when the speed of the vehicle changes, the signal from the vehicle speed detector 6 changes. The vehicle speed signal f6 changes. Next, in the arithmetic controller 11, based on the input values of the signals f 6 and f 7 , the spray amount of the additive liquid is calculated so as to match the preset ratio of the roadbed material and the additive liquid, and the spray amount is obtained. Automatic flow control valve 2 that controls the rotation of hydraulic motor 3 for
In order to activate the control signal f 11 is sent out.
The feedback of the detection signal f5 from the rotational speed detector 5 of the spraying pump 4 is as described above. Note that the working depth signal f7 of the roadbed may be, for example, a pulse frequency corresponding to the depth dimension. Further, the vehicle speed detector 6 and the spraying pump rotational speed detector 5 may be of a type that generates a pulse in conjunction with each rotation.
次に、上記液体散布用ポンプ回転速度信号f5、
車速信号f6、作業深さ信号f7および制御信号f11
は、それぞれ記録装置８に記録されるようにして
もよい。 Next, the liquid spraying pump rotational speed signal f 5 ,
Vehicle speed signal F 6 , working depth signal F 7 and control signal F 11
may be recorded on the recording device 8, respectively.
なお、本実施例における演算制御器１１からの
制御信号f11によつて、油圧回路Ｂに設けた自動
流量制御弁２を制御し、油圧モーター３の回転を
制御する代わりに、自動流量制御手段として油圧
ポンプ１又は油圧モーター３の吐出量１２を直接
制御することも可能であり、この場合自動流量制
御弁２は不要となる。 In this embodiment, instead of controlling the automatic flow control valve 2 provided in the hydraulic circuit B by the control signal f11 from the arithmetic controller 11 and controlling the rotation of the hydraulic motor 3, the automatic flow control means is used. It is also possible to directly control the discharge amount 12 of the hydraulic pump 1 or the hydraulic motor 3, and in this case, the automatic flow control valve 2 becomes unnecessary.
さらに、作業深さ指示装置７を手動で操作する
代わりに、図示されていないが作業深さ検出器を
設けて、自動的に作業路盤の深さを検出し、その
検出信号を前記演算制御器１１に入力することに
よつて、すべて自動化するようにしてもよい。 Further, instead of manually operating the working depth indicating device 7, a working depth detector (not shown) is provided to automatically detect the depth of the working roadbed, and the detection signal is sent to the arithmetic controller. 11, everything may be automated.
上記のように本考案は路盤などの安定処理工事
において、車速の変化に対して添加液体の散布量
を自動的にコントロールでき、混合処理の深さに
応じて作業深さ指示装置で調整することによつ
て、路盤材の混合処理体積に対し、添加液体の散
布量を常に一定にすることが出来る。したがつて
安定処理工事後の路盤の強度を均一化し、路盤の
破損防止とともに、耐久力を増すことによつて路
盤の寿命を伸ばす絶大な効果がある。
As mentioned above, the present invention can automatically control the spray amount of added liquid in response to changes in vehicle speed during stabilization work for roadbeds, etc., and adjust it using a work depth indicating device according to the depth of the mixing process. Accordingly, the amount of the added liquid to be sprayed can always be kept constant with respect to the mixed volume of the roadbed material. Therefore, it has the tremendous effect of equalizing the strength of the roadbed after stabilization work, preventing damage to the roadbed, and extending the life of the roadbed by increasing its durability.
第１図は本考案による実施例の液体散布量制御
装置の概略的説明図である。第２図に本考案の概
略的ブロツク図、第３図に従来技術における液体
散布装置の概略ブロツク図を示す。
Ａ……入力部、Ｂ……油圧回路、f5……散布用
ポンプ回転速度信号、f6……車速信号、f7……作
業深さ信号、f11……制御信号、１……油圧ポン
プ、２……自動流量制御弁、２′……手動流量制
御弁、３……油圧モーター、４……液体散布用ポ
ンプ、５……散布用ポンプ回転速度検出器、６…
…車速検出器、７……作業深さ指示装置、８……
記録装置、９……油圧タンク、１０……フイルタ
ー、１１……演算制御器、１２……動力源、１３
……リリーフ弁、１４……液体散布用ポンプ吸入
口、１５……液体散布用ポンプ吐出口、１６……
散布用ポンプ散布口。
FIG. 1 is a schematic explanatory diagram of a liquid spray amount control device according to an embodiment of the present invention. FIG. 2 is a schematic block diagram of the present invention, and FIG. 3 is a schematic block diagram of a prior art liquid dispersion device. A...Input section, B...Hydraulic circuit, f5 ...Spraying pump rotation speed signal, f6 ...Vehicle speed signal, f7 ...Working depth signal, f11 ...Control signal, 1...Hydraulic pressure Pump, 2...Automatic flow control valve, 2'...Manual flow control valve, 3...Hydraulic motor, 4...Liquid spraying pump, 5...Spraying pump rotation speed detector, 6...
...Vehicle speed detector, 7...Working depth indicating device, 8...
Recording device, 9... Hydraulic tank, 10... Filter, 11... Arithmetic controller, 12... Power source, 13
...Relief valve, 14...Liquid dispersion pump inlet, 15...Liquid dispersion pump discharge port, 16...
Spraying pump spraying port.
Claims (1)
モータの回転制御装置において、上記車の車速検
出器と、上記車によつて安定処理される路盤の作
業深さ指示装置と、上記路盤の形成材混合のため
の液体散布用ポンプの回転速度検出器とからなる
入力部と、上記入力部からそれぞれ送信される作
業深さ信号および車速信号の値から液体散布用ポ
ンプ回転速度信号の値が予め設定された路盤材体
積と添加する液体散布量の割合に合致していたか
否かを演算して判断し合致していなかつた場合に
は合致するように前記液体散布用ポンプの回転速
度を調整する自動流量制御手段を制御する演算制
御器と、上記自動流量制御手段を含む油圧回路
と、前記油圧モータで駆動される液体散布用ポン
プとによつて構成したことを特徴とする液体散布
量制御装置。 A rotation control device for a hydraulic motor that drives a liquid dispersion pump mounted on a vehicle, comprising a vehicle speed detector of the vehicle, a working depth indicating device for a roadbed stabilized by the vehicle, and a forming material for the roadbed. The value of the liquid dispersion pump rotation speed signal is preset from the input section consisting of a rotation speed detector of the liquid dispersion pump for mixing, and the working depth signal and vehicle speed signal respectively transmitted from the input section. an automatic system that calculates and judges whether or not the volume of roadbed material matches the ratio of the amount of liquid sprayed to be added, and if they do not match, adjusts the rotational speed of the liquid spraying pump so that they match; A liquid spray amount control device comprising: a calculation controller for controlling a flow rate control means; a hydraulic circuit including the automatic flow rate control means; and a liquid spray pump driven by the hydraulic motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985177291U JPH0242723Y2 (en) | 1985-11-18 | 1985-11-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985177291U JPH0242723Y2 (en) | 1985-11-18 | 1985-11-18 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6285507U JPS6285507U (en) | 1987-06-01 |
| JPH0242723Y2 true JPH0242723Y2 (en) | 1990-11-14 |
Family
ID=31118356
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985177291U Expired JPH0242723Y2 (en) | 1985-11-18 | 1985-11-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0242723Y2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5336709A (en) * | 1976-09-16 | 1978-04-05 | Mitsubishi Electric Corp | Electrical pump |
| JPS5817904A (en) * | 1981-07-24 | 1983-02-02 | 新明和工業株式会社 | Particulate material scattering car |
-
1985
- 1985-11-18 JP JP1985177291U patent/JPH0242723Y2/ja not_active Expired
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5336709A (en) * | 1976-09-16 | 1978-04-05 | Mitsubishi Electric Corp | Electrical pump |
| JPS5817904A (en) * | 1981-07-24 | 1983-02-02 | 新明和工業株式会社 | Particulate material scattering car |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6285507U (en) | 1987-06-01 |
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