DE20309390U1 - Hydraulic single and double stroke stamp with repair security - Google Patents

Hydraulic single and double stroke stamp with repair security

Info

Publication number
DE20309390U1
DE20309390U1 DE20309390U DE20309390U DE20309390U1 DE 20309390 U1 DE20309390 U1 DE 20309390U1 DE 20309390 U DE20309390 U DE 20309390U DE 20309390 U DE20309390 U DE 20309390U DE 20309390 U1 DE20309390 U1 DE 20309390U1
Authority
DE
Germany
Prior art keywords
tube
stamp according
hydraulic stamp
base plate
head
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 - Lifetime
Application number
DE20309390U
Other languages
German (de)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
MAHLSCHEID MASCHINEN und APPBA
Original Assignee
MAHLSCHEID MASCHINEN und APPBA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by MAHLSCHEID MASCHINEN und APPBA filed Critical MAHLSCHEID MASCHINEN und APPBA
Priority to DE20309390U priority Critical patent/DE20309390U1/en
Publication of DE20309390U1 publication Critical patent/DE20309390U1/en
Priority to DE202004009239U priority patent/DE202004009239U1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
    • E21D15/14—Telescopic props
    • E21D15/44—Hydraulic, pneumatic, or hydraulic-pneumatic props
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
    • E21D15/50—Component parts or details of props
    • E21D15/51—Component parts or details of props specially adapted to hydraulic, pneumatic, or hydraulic-pneumatic props, e.g. arrangements of relief valves
    • E21D15/517—Extension elements
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
    • E21D15/50—Component parts or details of props
    • E21D15/54—Details of the ends of props
    • E21D15/55—Details of the ends of props of prop heads or feet

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Actuator (AREA)

Description

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßtThe description text was not recorded electronically

Claims (11)

1. Hydraulikstempel für den Einsatz im untertägigen Berg- und Tunnelbau mit über eine Fußplatte (6) oder ein Zwischenrohr (4) mit Ventil (5) verschließbarem Außenrohr (3) und darin verschieblich geführtem, eine Kopfplatte (10) und einen Kolben (11) jeweils endseitig aufweisenden Innenrohr (9) und einem das Innenrohr (9) führenden, dem Außenrohr (3) zugeordnetem Bundring (7), dadurch gekennzeichnet, dass zwischen Innenrohr (9) und Kopfplatte (10) ein Kopfstück (12) angeordnet ist, das einen Überstand (15) von 5-10 cm ergebend ausgebildet und lösbar an die Kopfplatte (10) angekoppelt ist.1.Hydraulic stamp for use in underground mining and tunnel construction with an outer tube ( 3 ) which can be closed by means of a base plate ( 6 ) or an intermediate tube ( 4 ) with valve ( 5 ) and which is displaceably guided therein, a head plate ( 10 ) and a piston ( 11 ) at each end having inner tube (9) and an inner tube (9) leading, the outer tube (3) associated collar (7), characterized in that disposed between the inner pipe (9) and headstock (10) a head piece (12), which has a projection ( 15 ) of 5-10 cm and is detachably coupled to the head plate ( 10 ). 2. Hydraulikstempel nach Anspruch 1, dadurch gekennzeichnet, dass Kopfstück (12) und Innenrohr (9), Innenrohr (9) und Kolben (11) sowie Außenrohr (3) und Fußplatte (6) bzw. Zwischenrohr (4) über eine Schweißnaht (17, 18, 19) miteinander verbunden sind.2. Hydraulic stamp according to claim 1, characterized in that the head piece ( 12 ) and inner tube ( 9 ), inner tube ( 9 ) and piston ( 11 ) and outer tube ( 3 ) and base plate ( 6 ) or intermediate tube ( 4 ) via a weld seam ( 17 , 18 , 19 ) are interconnected. 3. Hydraulikstempel nach Anspruch 1, dadurch gekennzeichnet, dass das Kopfstück (12) topfförmig ausgebildet und mit seiner Bodenplatte (13) an das Innenrohr (9) angeschweißt ist.3. Hydraulic stamp according to claim 1, characterized in that the head piece ( 12 ) is cup-shaped and with its base plate ( 13 ) is welded to the inner tube ( 9 ). 4. Hydraulikstempel nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass das Kopfstück (12) und die Kopfplatte (10) über den Umfang verteilt angeordnete Spannhülsen (20) verbunden sind. 4. Hydraulic stamp according to one of the preceding claims, characterized in that the head piece ( 12 ) and the head plate ( 10 ) distributed over the circumference arranged clamping sleeves ( 20 ) are connected. 5. Hydraulikstempel nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass das Kopfstück (12) mittig eine Bohrung (25) für die die Federhaltung (22) der Zugfeder (21) fixierende Stellschraube (26) aufweist.5. Hydraulic stamp according to one of the preceding claims, characterized in that the head piece ( 12 ) has a central bore ( 25 ) for the adjusting screw ( 26 ) fixing the spring holder ( 22 ) of the tension spring ( 21 ). 6. Hydraulikstempel nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass das Zwischenrohr (4) bzw. die Fußplatte (6) innenseitig eine Anschlagringfläche (30) für den Kolben (11) bildend ausgeführt ist.6. Hydraulic stamp according to one of the preceding claims, characterized in that the intermediate tube ( 4 ) or the base plate ( 6 ) on the inside is designed to form a stop ring surface ( 30 ) for the piston ( 11 ). 7. Hydraulikstempel nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass das Zwischenrohr (4) als ein Ventil (5) aufnehmendes Rohrstück (31) ausgebildet ist.7. Hydraulic stamp according to one of the preceding claims, characterized in that the intermediate tube ( 4 ) as a valve ( 5 ) receiving tube piece ( 31 ) is formed. 8. Hydraulikstempel nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass das Rohrstück (31) mit der Fußplatte (6) über ein zwischengeschweißtes Fußrohr (32) verbindbar ist.8. Hydraulic stamp according to one of the preceding claims, characterized in that the tube piece ( 31 ) with the base plate ( 6 ) via an intermediate welded base tube ( 32 ) can be connected. 9. Hydraulikstempel nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass das Zwischenrohr (4) mit dem das Ventil (5) aufweisenden Rohrstück (31) über ein Zylinderrohr (34) mit eigenem Innen- und Außenrohr (9', 3') mit der Fußplatte (6) verbunden ist.9. Hydraulic stamp according to one of the preceding claims, characterized in that the intermediate tube ( 4 ) with the pipe section ( 31 ) having the valve ( 5 ) via a cylinder tube ( 34 ) with its own inner and outer tube ( 9 ', 3 ') the footplate ( 6 ) is connected. 10. Hydraulikstempel nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass die Schweißverbindungsstellen mit den Schweißnähten (17, 18, 19) beim Innen- und dem Außenrohr (9, 3) sowie dem Kopfstück (12), dem Kolben (11) und der Fußplatte (6) bzw. dem Zwischenrohr (4) einen eine Intensivschweißnaht (35) ergebenden Sägeschnitt (36) aufweisen. 10. Hydraulic stamp according to one of the preceding claims, characterized in that the welded joints with the weld seams ( 17 , 18 , 19 ) in the inner and outer tubes ( 9 , 3 ) and the head piece ( 12 ), the piston ( 11 ) and the Base plate ( 6 ) or the intermediate tube ( 4 ) have a saw cut ( 36 ) resulting in an intensive weld seam ( 35 ). 11. Hydraulikstempel nach Anspruch 1, dadurch gekennzeichnet, dass Außenrohr (3) und Fußplatte (6) bzw. Zwischenrohr (4), sowie Innenrohr (9) und das Kopfplatte (10) und Innenrohr (9) verbindende Kopfstück (12) über Schweißnähte (19, 17) miteinander verbunden sind, während Innenrohr (9) und Kolben (11) zur Verbindung korrespondierende Gewinde (38, 39) aufweisen.11. Hydraulic stamp according to claim 1, characterized in that the outer tube ( 3 ) and base plate ( 6 ) or intermediate tube ( 4 ), as well as the inner tube ( 9 ) and the head plate ( 10 ) and inner tube ( 9 ) connecting head piece ( 12 ) via welds ( 19 , 17 ) are connected to each other, while the inner tube ( 9 ) and piston ( 11 ) have corresponding threads ( 38 , 39 ) for connection.
DE20309390U 2003-06-16 2003-06-16 Hydraulic single and double stroke stamp with repair security Expired - Lifetime DE20309390U1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE20309390U DE20309390U1 (en) 2003-06-16 2003-06-16 Hydraulic single and double stroke stamp with repair security
DE202004009239U DE202004009239U1 (en) 2003-06-16 2004-06-14 Hydraulic pit prop gas the inner sleeve fitted to the upper thrust plate via an insert profile which compensates for reduction in the length of the inner sleeve during refurbishing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE20309390U DE20309390U1 (en) 2003-06-16 2003-06-16 Hydraulic single and double stroke stamp with repair security

Publications (1)

Publication Number Publication Date
DE20309390U1 true DE20309390U1 (en) 2003-08-21

Family

ID=27771775

Family Applications (2)

Application Number Title Priority Date Filing Date
DE20309390U Expired - Lifetime DE20309390U1 (en) 2003-06-16 2003-06-16 Hydraulic single and double stroke stamp with repair security
DE202004009239U Expired - Lifetime DE202004009239U1 (en) 2003-06-16 2004-06-14 Hydraulic pit prop gas the inner sleeve fitted to the upper thrust plate via an insert profile which compensates for reduction in the length of the inner sleeve during refurbishing

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE202004009239U Expired - Lifetime DE202004009239U1 (en) 2003-06-16 2004-06-14 Hydraulic pit prop gas the inner sleeve fitted to the upper thrust plate via an insert profile which compensates for reduction in the length of the inner sleeve during refurbishing

Country Status (1)

Country Link
DE (2) DE20309390U1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104912580A (en) * 2015-05-15 2015-09-16 四川华蓥山广能集团嘉华机械有限责任公司 Two-stage hydraulic telescopic and one-stage mechanical telescopic hydraulic support frame upright post
CN107387137A (en) * 2017-09-13 2017-11-24 淮南矿业(集团)有限责任公司 A kind of monorail crane front-probe support operating platform and method

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102022128B (en) * 2011-01-06 2012-02-15 王洁 Gas and liquid strut
CN108716414B (en) * 2018-03-23 2020-12-11 山东省田庄煤矿有限公司 Hydraulic support without top beam

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104912580A (en) * 2015-05-15 2015-09-16 四川华蓥山广能集团嘉华机械有限责任公司 Two-stage hydraulic telescopic and one-stage mechanical telescopic hydraulic support frame upright post
CN107387137A (en) * 2017-09-13 2017-11-24 淮南矿业(集团)有限责任公司 A kind of monorail crane front-probe support operating platform and method

Also Published As

Publication number Publication date
DE202004009239U1 (en) 2004-10-21

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Legal Events

Date Code Title Description
R207 Utility model specification

Effective date: 20030925

R150 Term of protection extended to 6 years

Effective date: 20060830

R151 Term of protection extended to 8 years

Effective date: 20090624

R152 Term of protection extended to 10 years

Effective date: 20111117

R071 Expiry of right
R071 Expiry of right