JPS6193592U

JPS6193592U -

Info

Publication number: JPS6193592U
Application number: JP13744085U
Authority: JP
Priority date: 1985-09-10
Filing date: 1985-09-10
Publication date: 1986-06-17
Also published as: JPS6227595Y2

Description

[Brief explanation of the drawing]

第１図は管体推進埋設装置の概略説明図、第２
図は推進体の断面図、第３図はその作動制御装置
、第４図はターゲツトの設置説明図であり、第５
図は、本考案の実施例を示す線図的構成説明図で
ある。１は発進ピツト、３は推進体、４は管体、６は
推進シリンダ、７は揺動シリンダ、１５は電磁切
換弁、１７は油圧源、１８は吐出側、１９は主切
換弁、２０は第１管路、２１は第２管路、２２は
補助切換弁、２３は第３管路、２４は第４管路、
２５，２８は逆止弁、２６，２９は可変絞り、２
７，３０はバイパス路、３２は低圧リリーフ弁、
３３は第１ホース、３４は第２ホース、３５は第
５管路、３６は第６管路、３７は第７管路、３８
は第８管路、３９は逆止弁、４０はアキユームレ
ータ。 Figure 1 is a schematic explanatory diagram of the pipe propulsion burial device, Figure 2
The figure is a sectional view of the propelling body, Figure 3 is its operation control device, Figure 4 is an explanatory diagram of the installation of the target, and Figure 5 is a diagram showing the installation of the target.
The figure is a diagrammatic configuration explanatory diagram showing an embodiment of the present invention. 1 is a starting pit, 3 is a propulsion body, 4 is a pipe body, 6 is a propulsion cylinder, 7 is a rocking cylinder, 15 is an electromagnetic switching valve, 17 is a hydraulic pressure source, 18 is a discharge side, 19 is a main switching valve, 20 is a A first pipe line, 21 a second pipe line, 22 an auxiliary switching valve, 23 a third pipe line, 24 a fourth pipe line,
25, 28 are check valves, 26, 29 are variable throttles, 2
7 and 30 are bypass passages, 32 is a low pressure relief valve,
33 is the first hose, 34 is the second hose, 35 is the fifth pipe line, 36 is the sixth pipe line, 37 is the seventh pipe line, 38
39 is a check valve, and 40 is an accumulator.

Claims

[Scope of utility model registration request]

In the starting pit 1, a hydraulic power source 17 and a hydraulic power source 1 are provided.
a main switching valve 19 that selectively connects the discharge side 18 of 7 to either the first or second pipe line 20 or 21;
an auxiliary switching valve 22 that communicates and shuts off the first conduit 20 to the third conduit 23 and the second conduit 21 to the fourth conduit 24; and the first conduit 20 and the third conduit 24. variable throttles 26 and 29 for short-circuiting between the line 23 and between the second line 21 and the fourth line 24, respectively; and a check valve 25 that allows the oil discharged from the hydraulic power source 17 to flow. , 28, a high pressure relief valve 31 provided on the discharge side 18 of the hydraulic power source 17, and a low pressure relief valve 32 provided on the fourth pipe line 24, The first and second hoses 33 and 34 are connected to the third and fourth pipes 23 and 24, respectively, and the first hose 33 and the second hose 34 are connected to each other.
Fifth and sixth pipes 35 and 36 arranged in the propellant 3
The first and second chambers 6a, 6 of the propulsion cylinder 6 via
b, and the sixth conduit 36 is connected to the propellant 3.
It is connected to the inlet side of the electromagnetic switching valves 15, 15 of the rocking cylinders 7, 7 via a seventh pipe line 37 disposed inside the accumulator 40. and the electromagnetic switching valve 15,
The fifth conduit 38 is provided with a check valve 39 that allows the return oil from the fifth conduit 38 to flow through the fifth conduit 38.
An operation control device for a pipe propulsion burial device connected to the pipe line 35.