RINDEL Emmanuel – IPNO – Detector Dpt. – 19/10/2011 APRIME HPS collaboration meeting1/9

Ecal and vacuum chamber design

Unité mixte de recherche

CNRS-IN2P3Université Paris-Sud 11

91406 Orsay cedexTél. : +33 1 69 15 73 40Fax : +33 1 69 15 64 70http://ipnweb.in2p3.fr

RINDEL Emmanuel – IPNO – Detector Dpt. – 19/10/2011 APRIME HPS collaboration meeting2/9

Top crystals block

Bottom crystals block

4 assembly 46 crystals frame on each bloc

1 assembly 24 crystals frame on each bloc

1 assembly 13 crystals frame on each bloc

Steel sheet glued on aluminum frames

Support crystals Frame design

RINDEL Emmanuel – IPNO – Detector Dpt. – 19/10/2011 APRIME HPS collaboration meeting3/9

Reinforcement beam

Screws for rigidity

Positionning pins External Support parts

Screws that link aluminum support plate and the crystals frames

Detail of Top assembly frame

RINDEL Emmanuel – IPNO – Detector Dpt. – 19/10/2011 APRIME HPS collaboration meeting4/9

Copper plate and its cooling tube

Connector for APD wires

Mother board

Connection board

Preamplifier and its flexible kapton

Cut view of crystals + PCB

Connection board outlet

Rails for pramplifiers sliding

PCB and preamplifier mecanic design

RINDEL Emmanuel – IPNO – Detector Dpt. – 19/10/2011 APRIME HPS collaboration meeting5/9

Copper plate with tube d8xd6

Aluminum plate with aluminum tubes in front of the crystals

Brass tubes d4 x d3.2 between vacuum chamber and crystals

Copper plate and cooling tubes between crystals and electronic

Cooling system

RINDEL Emmanuel – IPNO – Detector Dpt. – 19/10/2011 APRIME HPS collaboration meeting6/9

Conventions of colors: Red =copper; pink=insulation foam; blue =PVC frame beije=pvc plates (except the chamber) ;dark grey = Aluminum )

Cut view of the assembly

The box is composed of 3 layers : 1 )Copper plates + tubes for cooling system 2 ) Foam for heating insulation 3 ) PVC +Kapton for Nitrogen sealing (avoid dew point)

RINDEL Emmanuel – IPNO – Detector Dpt. – 19/10/2011 APRIME HPS collaboration meeting7/9

Optic fibers Part for intermediate copper plate and PCB fixation (only top part represented)

Vacuum chamber

Sheet of Kapton glued on pvc frame for gaz sealing at the font of the Ecal and in front of the vacuum chamber to minimize the Gap

Cut view of the assembly

RINDEL Emmanuel – IPNO – Detector Dpt. – 19/10/2011 APRIME HPS collaboration meeting8/9

Support

4 support parts adjustable for each block

3 targets for survey on each bloc

Cable tray ?Cooling and gas lines ?

Supporting and independant adjustment of Top and bottom Ecal

RINDEL Emmanuel – IPNO – Detector Dpt. – 19/10/2011 APRIME HPS collaboration meeting9/9

weldingFront flange

Back flange

Chamber

Aluminum honeycomb pillar

Vacuum chamber

Details to discuss with Mike Zarecky